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| Patents for John F. Acker | |||||
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| Number | Date | Patentee | Title | Type | |
| 185,958 | Jan. 02, 1877 | A. Dunnebake, C. Peterson | Improvement in Gas-Fitting Wrenches | pipe wrenches | |
| 442,062 | Dec. 02, 1890 | J.E. Lloyd | Glazier's Diamond | glazier | |